104394403 has 8 divisors (see below), whose sum is σ = 108208080. Its totient is φ = 100595040.

The previous prime is 104394397. The next prime is 104394449. The reversal of 104394403 is 304493401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-104394403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104394463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12573 + ... + 19153.

It is an arithmetic number, because the mean of its divisors is an integer number (13526010).

Almost surely, 2^104394403 is an apocalyptic number.

104394403 is a deficient number, since it is larger than the sum of its proper divisors (3813677).

104394403 is an equidigital number, since it uses as much as digits as its factorization.

104394403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7157.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 104394403 is about 10217.3579265875. The cubic root of 104394403 is about 470.8606578098.

The spelling of 104394403 in words is "one hundred four million, three hundred ninety-four thousand, four hundred three".